An improved combination crutch-walker possesses the advantages of both a crutch and a walker. It provides the full support of a crutch combined with the stability of a walker. The device is a walker with a vertically adjustable crutch structure, attached to the upper body-supporting frame. The device has arm and hand supports that can also be adjusted so that the user's arms are extend to lock elbows, thus distributing the user's weight and allowing the user to utilize his own strength, in conjunction with stability provided by a walker's footprint.